"Sat, 07 Sep 2024 21:30:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240907
Only TIME
21:30:40
General datetime
2024-09-07 21:30:40Z
For Database
2024-09-07 21:30:40
For HTTP1.1
Sat, 07 Sep 2024 21:30:40 GMT